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<h1 style='margin:0in;font-family:微软雅黑;font-size:20.0pt'>中国的河流和湖泊</h1>

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<p style='margin:0in;font-family:宋体;font-size:10.0pt;color:#666666'>2020年4月1日</p>

<p style='margin:0in;font-family:宋体;font-size:10.0pt;color:#666666'>7:49</p>

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<h1 style='margin:0in;font-family:"Microsoft YaHei";font-size:16.0pt;
color:#1E4E79'>一、河流概况</h1>

<h2 style='margin:0in;font-family:"Microsoft YaHei";font-size:14.0pt;
color:#2E75B5'>1.我国河流的基本特征</h2>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>(1)我国河流众多</p>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>(2)水量丰富，居世界第五位</p>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>(3)水能蕴藏量极大，居世界首位</p>

<p style='margin:0in;font-family:宋体;font-size:11.0pt'>&nbsp;</p>

<h2 style='margin:0in;font-family:"Microsoft YaHei";font-size:14.0pt;
color:#2E75B5'>2.有关地理事物名称及解释</h2>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>水系：由干流和支流构成的排水系统</p>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>流域：由分水线所包围的河流集水区</p>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>分水线：多个分水岭形成的连续的线</p>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>分水岭：相邻流域间的山岭或河间高地</p>

<p style='margin:0in;font-family:宋体;font-size:11.0pt'>&nbsp;</p>

<h3 style='margin:0in;font-family:"Microsoft YaHei";font-size:12.0pt;
color:#1F3763'>常见分水岭</h3>

<h4 style='margin:0in;font-family:"Microsoft YaHei";font-size:12.0pt;
color:#2F5496'><span style='font-style:italic'>长江、黄河</span></h4>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>巴颜喀拉山——秦岭</p>

<h4 style='margin:0in;font-family:"Microsoft YaHei";font-size:12.0pt;
color:#2F5496'><span style='font-style:italic'>长江水系、珠江水系</span></h4>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>南岭</p>

<h4 style='margin:0in;font-family:"Microsoft YaHei";font-size:12.0pt;
color:#2F5496'><span style='font-style:italic'>太平洋水系、印度洋水系</span></h4>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>冈底斯山</p>

<p style='margin:0in;font-family:宋体;font-size:11.0pt'>&nbsp;</p>

<h2 style='margin:0in;font-family:"Microsoft YaHei";font-size:14.0pt;
color:#2E75B5'>3.我国的内外流区</h2>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>口诀：大饮喝七八缸</p>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>大兴安岭—阴山—贺兰山—祁连山（东端）—巴颜喀拉山—冈底斯山</p>

<p style='margin:0in'><img src="中国的河流和湖泊.files/image001.png" width=480
height=293></p>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>注意：</p>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>内流区中的外流区：额尔齐斯河</p>

<p style='margin:0in;font-family:"Microsoft YaHei";font-size:11.0pt'>外流区中的内流区：鄂尔多斯高原，松嫩平原</p>

<p style='margin:0in;font-family:宋体;font-size:11.0pt'>&nbsp;</p>

<h3 style='margin:0in;font-family:"Microsoft YaHei";font-size:12.0pt;
color:#1F3763'>我国西北部多内流河，东南部多外流河的原因</h3>

<p style='margin-top:5pt;margin-bottom:5pt;font-family:"Microsoft YaHei";
font-size:11.0pt'>非季风区，降水少，水源主要来自冰雪融水，河流流量小，流程短；深居内陆，距海遥远，加之地形闭塞，因此多内流河。</p>

<p style='margin-top:5pt;margin-bottom:5pt;font-family:"Microsoft YaHei";
font-size:11.0pt'>季风区，降水多，河流水量大；临近海洋，地势多向海洋倾斜，因此多外流河。</p>

<p style='margin-top:5pt;margin-bottom:5pt;font-family:宋体;font-size:11.0pt'>&nbsp;</p>

<p style='margin-top:5pt;margin-bottom:5pt;font-family:宋体;font-size:11.0pt'>&nbsp;</p>

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<p style='text-align:left;margin:0in;font-family:Arial;font-size:9pt;
color:#969696;direction:ltr'>已使用 Microsoft OneNote 2016 创建。</p>

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